BIG Map Blog - The largest online collection of large maps. The BIG Map Blog is updated daily and maps are free to download in high resolution. - ENGLISHhttp://www.bigmapblog.com

DIGMAP - A service for resource discovery and access to old maps and related resources, with a focus on their geographic information. - ENGLISHhttp://portal.digmap.eu

Harvard Map Collection - The Harvard Map Collection is one of the oldest and largest collections of cartographic materials in the United States with over 500,000 items. Resources range from 16th century globes to modern maps and geographic information systems (GIS) layers. A selection of their materials has been digitally imaged and is offered both as true picture images and georeferenced copies. - ENGLISHhttp://hcl.harvard.edu/libraries/maps/digitalmaps/

OldMapsOnline - The OldMapsOnline Portal is an easy-to-use gateway to historical maps in libraries around the world. It allows the user to search for online digital historical maps across numerous different collections via a geographical search. Search by typing a place-name or by clicking in the map window, and narrow by date. The search results provide a direct link to the map image on the website of the host institution. - ENGLISHhttp://www.oldmapsonline.org

Periodical Historical Atlas of Europe - Historical atlas online showing the countries and regions of Europe at the end of each century from AD 1 to AD 1700. - ENGLISHhttp://www.euratlas.com/summary.htm